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20th Ryusei title

Eight times 12 players play a ladder. The winner of each ladder and the player with most wins proceed to the 16-player knockout tournament. Time is 30 secs/move, 10 times 1 minute. Komi is 6.5.

The eight ladders

Group A

date black white result #mv sgf
2010-08-23 Numadate Sakiya Xie Yimin W+3.5 290 sgf
2010-08-23 Xie Yimin Murakawa Daisuke W+R 192 sgf
2010-10-11 Murakawa Daisuke Ko Iso B+R 135 sgf
2010-10-11 Murakawa Daisuke Mochizuki Kenichi B+1.5 247 sgf
2010-11-08 Murakawa Daisuke Okada Shinichiro B+3.5 276 sgf
2010-11-08 Murakawa Daisuke Nishimura Keiji B+R 147 sgf
2010-12-01 Aragaki Takeshi Murakawa Daisuke W+17.5 296 sgf
2010-12-01 Murakawa Daisuke Awaji Shuzo B+R 191 sgf
2010-12-20 Cho U Murakawa Daisuke B+R 185 sgf
2010-12-20 Lee Ishu Cho U W+R 112 sgf
2011-01-17 Cho U Yamashita Keigo W+R 190 sgf

Winner: Yamashita Keigo
Most wins (7): Murakawa Daisuke

Group B

date black white result #mv sgf
2010-07-22 Adachi Toshimasa Hara Sachiko B+R 193 sgf
2010-07-22 Suzuki Ayumi Adachi Toshimasa B+4.5 232 sgf
2010-09-23 Suzuki Ayumi Kanno Masashi B+R 119 sgf
2010-09-23 Cho Riyu Suzuki Ayumi W+R 210 sgf
2010-10-21 Izumitani Hideo Suzuki Ayumi W+R 200 sgf
2010-10-21 Kono Rin Suzuki Ayumi B+R 181 sgf
2010-11-11 Kono Rin Yamashiro Hiroshi B+R 225 sgf
2010-11-11 Tokimoto Hajime Kono Rin W+R 220 sgf
2011-01-10 Iyama Yuta Kono Rin B+R 101 sgf
2011-01-10 Sakai Hideyuki Iyama Yuta W+0.5 306 sgf
2011-02-21 Nakano Hironari Iyama Yuta W+8.5 273 sgf

Winner: Iyama Yuta
Most wins (4): Suzuki Ayumi

Group C

date black white result #mv sgf
2010-08-09 Chinen Kaori Muramatsu Hiroki W+R 206 sgf
2010-08-09 Yamada Shinji Muramatsu Hiroki B+R 187 sgf
2010-10-04 Kuwamoto Shinpei Yamada Shinji B+7.5 245 sgf
2010-10-04 Kuwamoto Shinpei Matsumoto Takehisa B+14.5 261 sgf
2010-11-01 Kuwamoto Shinpei Omori Yasushi B+R 157 sgf
2010-11-01 Ryu Shikun Kuwamoto Shinpei W+R 180 sgf
2010-12-16 Kuwamoto Shinpei Kiyonari Tetsuya W+R 160 sgf
2010-12-16 Sakaguchi Ryuzo Kiyonari Tetsuya W+5.5 278 sgf
2011-01-24 Ishida Yoshio Kiyonari Tetsuya W+R 236 sgf
2011-01-24 Yamada Kimio Kiyonari Tetsuya B+R 235 sgf
2011-02-17 Yamada Kimio Cho Sonjin B+5.5 268 sgf

Winner: Yamada Kimio
Most wins (4): Kuwamoto Shinpei

Group D

date black white result #mv sgf
2010-08-12 Osawa Kenro Ohashi Hirofumi W+R 174 sgf
2010-08-12 Ohashi Hirofumi Kato Yuki W+R 272 sgf
2010-10-18 Takei Takashi Kato Yuki B+4.5 285 sgf
2010-10-18 Takei Takashi Han Zenki W+5.5 218 sgf
2010-11-29 Nakane Naoyuki Han Zenki B+6.5 261 sgf
2010-11-29 Chin Kaei Nakane Naoyuki W+4.5 283 sgf
2011-01-06 Tei Meiko Nakane Naoyuki B+1.5 270 sgf
2011-01-06 Tei Meiko Fukui Masaaki B+13.5 286 sgf
2011-02-03 Otake Hideo Tei Meiko B+R 183 sgf
2011-02-03 Otake Hideo Ogaki Yusaku W+R 194 sgf
2011-03-10 Ogaki Yusaku Rin Kanketsu W+R 118 sgf

Winner: Rin Kanketsu
Most wins (2): Tei Meiko

Group E

date black white result #mv sgf
2010-08-05 Ando Kazushige Ida Atsushi B+R 277 sgf
2010-08-05 Kato Tomoko Ando Kazushige W+R 194 sgf
2010-09-13 Ando Kazushige Sasaki Tsuyoshi B+R 183 sgf
2010-09-13 Ando Kazushige Rin Shien W+1.5 262 sgf
2010-11-04 Takanashi Seiken Rin Shien B+R 223 sgf
2010-11-04 Takanashi Seiken Kurahashi Masayuki W+0.5 279 sgf
2010-11-25 Ishikura Noboru Kurahashi Masayuki W+14.5 247 sgf
2010-11-25 Honda Kunihisa Kurahashi Masayuki B+R 197 sgf
2011-03-03 Kobayashi Koichi Honda Kunihisa W+3.5 285 sgf
2011-03-03 Goto Shungo Honda Kunihisa B+R 187 sgf
2011-03-24 Kato Atsushi Goto Shungo B+9.5 258 sgf

Winner: Kato Atsushi
Most wins (3): Ando Kazushige

Group F

date black white result #mv sgf
2010-07-29 Terayama Rei Uchida Shuhei B+R 185 sgf
2010-07-29 Terayama Rei Oba Junya B+0.5 216 sgf
2010-10-07 Terayama Rei Fujii Shuya B+R 201 sgf
2010-10-07 Terayama Rei Suzuki Yoshimichi W+R 260 sgf
2010-12-27 Suzuki Yoshimichi Nakamura Shinya W+3.5 294 sgf
2010-12-27 Yuki Satoshi Nakamura Shinya B+R 189 sgf
2011-01-31 Ogata Masaki Yuki Satoshi W+5.5 264 sgf
2011-01-31 Chino Tadahiko Yuki Satoshi W+9.5 271 sgf
2011-02-24 Yuki Satoshi Kobayashi Satoru B+R 229 sgf
2011-02-24 Imamura Toshiya Yuki Satoshi B+R 171 sgf
2011-04-07 Imamura Toshiya Mizokami Tomochika W+R 154 sgf

Winner: Mizokami Tomochika
Most wins (4): Yuki Satoshi

Group G

date black white result #mv sgf
2010-08-26 Tajima Shingo Horimoto Mitsunari B+8.5 271 sgf
2010-08-26 Mitani Tetsuya Tajima Shingo B+R 151 sgf
2010-10-25 Mitani Tetsuya Ko Reibun B+R 203 sgf
2010-10-25 Kono Takashi Mitani Tetsuya W+R 214 sgf
2010-11-18 Yanaka Katsunori Mitani Tetsuya W+4.5 305 sgf
2010-11-18 Ishida Atsushi Mitani Tetsuya W+4.5 180 sgf
2011-01-13 Oya Koichi Mitani Tetsuya W+R 236 sgf
2011-01-13 Mitani Tetsuya Takao Shinji W+R 172 sgf
2011-02-28 Hane Naoki Takao Shinji W+7.5 284 sgf
2011-02-28 Hikosaka Naoto Takao Shinji W+R 172 sgf
2011-04-07 Takao Shinji So Yokoku B+R 175 sgf

Winner: Takao Shinji
Most wins (6): Mitani Tetsuya

Group H

date black white result #mv sgf
2010-09-06 Shida Tatsuya Ohashi Naruya B+R 151 sgf
2010-09-06 Shida Tatsuya Tsuruyama Atsushi B+R 245 sgf
2010-10-14 Shida Tatsuya Mitsunaga Junzo B+4.5 264 sgf
2010-10-14 Akiyama Jiro Shida Tatsuya W+R 162 sgf
2010-11-15 Kono Mitsuki Shida Tatsuya B+R 217 sgf
2010-11-15 Imamura Yoshiaki Kono Mitsuki W+19.5 261 sgf
2010-12-06 Yukawa Mitsuhisa Kono Mitsuki W+R 164 sgf
2010-12-06 Kono Mitsuki Yoda Norimoto W+7.5 277 sgf
2011-01-20 Takemiya Masaki Yoda Norimoto B+0.5 259 sgf
2011-01-20 Cho Chikun Takemiya Masaki W+5.5 242 sgf
2011-02-17 Takemiya Masaki Kim Sujun W+9.5 276 sgf

Winner: Kim Sujun
Most wins (4): Shida Tatsuya

20th Ryusei Title

Takao Shinji Shida Tatsuya
W+1.5		 Yamashita Keigo
W+R		 Yuki Satoshi
B+R		 Iyama Yuta
B+R
Shida Tatsuya
Ando Kazushige Yamashita Keigo
B+R
Yamashita Keigo
Kato Atsushi Murakawa Daisuke
W+4.5		 Yuki Satoshi
B+R
Murakawa Daisuke
Kim Sujun Yuki Satoshi
W+3.5
Yuki Satoshi
Tei Meiko Yamada Kimio
W+R		 Mizokami Tomochika
W+R		 Iyama Yuta
B+R
Yamada Kimio
Mitani Tetsuya Mizokami Tomochika
W+3.5
Mizokami Tomochika
Suzuki Ayumi Rin Kanketsu
B+R		 Iyama Yuta
B+R
Rin Kanketsu
Kuwamoto Shinpei Iyama Yuta
W+R
Iyama Yuta

Semifinals and Final:

date black white result #mv sgf
2011-08-01 Yuki Satoshi Yamashita Keigo B+R 263 sgf
2011-07-21 Iyama Yuta Mizokami Tomochika B+R 199 sgf
2011-09-05 Iyama Yuta Yuki Satoshi B+R 143 sgf